{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Subject.Race", "Treatment", "Effect", "Treatment.Duration", "Subject.Population", "Treatment.Disorder", "Treatment.Freq", "Treatment.Dosage", "Subject", "Treatment.Drug", "Treatment.Route", "Subject.Gender", "Combination.Drug", "Treatment.Time_elapsed", "Subject.Disorder", "Subject.Age"]}], "input": "STUDY DESIGN: Case reports are presented of three premature infants (mean gestational age 27 weeks) cared for in the intensive care nursery in whom clinically significant septal hypertrophy and left ventricular outflow tract obstruction developed during dexamethasone treatment for bronchopulmonary dysplasia."}
{"adverse event": [{"Subject.Race": "NAN", "Treatment": "during dexamethasone treatment for bronchopulmonary dysplasia", "Effect": "clinically significant septal hypertrophy and left ventricular outflow tract obstruction", "Treatment.Duration": "NAN", "Subject.Population": "three", "Treatment.Disorder": "bronchopulmonary dysplasia.", "Treatment.Freq": "NAN", "Treatment.Dosage": "NAN", "Subject": "three premature infants (mean gestational age 27 weeks) cared for in the intensive care nursery", "Treatment.Drug": "dexamethasone", "Treatment.Route": "NAN", "Subject.Gender": "NAN", "Combination.Drug": "NAN", "Treatment.Time_elapsed": "NAN", "Subject.Disorder": "NAN", "Subject.Age": "premature infants (mean gestational age 27 weeks)"}]}